Heico (HEI) Options Chain

NYSE: HEIIndustrialsAerospaceUSD

298.28+2.37 (+0.80%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

After hours: 298.28 0.00%

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $298.28
Put/call ratio (OI): 0.47
Put/call ratio (volume): 1.29
ATM implied volatility: 31.5%
Expected move: ±$13.00
Open interest (C / P): 610 / 286

HEI options summary

The HEI options chain for the October 16, 2026 expiration lists 18 call and 18 put contracts, with 7 days until expiration. Open interest stands at 610 calls and 286 puts, a put/call ratio of 0.47, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $300.00 strike is 31.5%, which implies the market expects a move of about ±$13.00 (4.4%) in Heico stock by expiration.

The most open interest sits at the $340.00 call (341 contracts) and the $340.00 put (100 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

HEI options chain · October 16, 2026

HEI calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
—	—	—	—	—	—	230.00	0.00	2.00	0.25	110.1%	1	4
—	—	—	—	—	—	240.00	0.00	2.15	0.30	96.7%	1	2
—	—	—	—	—	—	250.00	0.00	2.15	0.20	82.0%	8	6
—	—	—	—	—	—	260.00	0.00	2.20	0.55	67.8%	1	4
—	—	—	—	—	—	270.00	0.00	2.20	0.05	53.3%	1	2
8	3	47.3%	17.30	17.40	20.30	280.00	0.00	2.60	0.88	52.2%	1	18
1	1	35.7%	21.42	8.60	11.20	290.00	0.45	3.40	3.00	38.8%	1	13
HEI $298.28
58	4	30.7%	3.01	2.70	4.60	300.00	4.20	6.60	6.30	32.3%	22	85
28	2	34.4%	5.60	0.00	2.00	310.00	11.50	13.80	16.20	34.9%	1	51
26	10	44.6%	0.44	0.00	1.50	320.00	20.20	23.20	13.85	44.4%	1	0
42	1	52.7%	0.05	0.00	2.25	330.00	30.70	33.30	35.10	58.0%	3	1
341	1	62.9%	0.20	0.00	2.15	340.00	40.70	43.30	45.07	69.5%	19	100
4	2	73.1%	0.25	0.00	2.15	350.00	50.60	53.20	55.17	52.4%	15	0
6	6	84.3%	1.09	0.00	2.35	360.00	60.70	63.20	38.95	62.3%	1	0
8	9	93.4%	0.05	0.00	2.35	370.00	—	—	—	—	—	—
3	3	102.1%	9.80	0.00	2.35	380.00	—	—	—	—	—	—
—	—	—	—	—	—	390.00	89.80	93.80	84.30	73.2%	—	0
1	1	118.4%	0.17	0.00	2.35	400.00	—	—	—	—	—	—
63	1	126.0%	3.17	0.00	2.35	410.00	—	—	—	—	—	—
1	—	133.4%	2.80	0.00	2.35	420.00	120.10	123.10	70.50	137.7%	—	0
3	1	138.2%	1.90	0.00	2.15	430.00	—	—	—	—	—	—
2	1	145.0%	1.30	0.00	2.15	440.00	140.10	143.80	134.30	114.7%	—	0
2	—	151.6%	1.00	0.00	2.15	450.00	—	—	—	—	—	—
13	13	164.1%	0.40	0.00	2.15	470.00	—	—	—	—	—	—
—	—	—	—	—	—	480.00	180.10	183.20	121.30	179.9%	—	0

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the HEI put/call ratio?

For the October 16, 2026 expiration, the HEI put/call ratio based on open interest is 0.47 (286 puts vs 610 calls), and 1.29 based on today's volume. A ratio above 1 means more puts than calls.

What is HEI's implied volatility?

At-the-money implied volatility for HEI options expiring October 16, 2026 is about 31.5%, an annualized estimate of how much the market expects Heico stock to move.

How many HEI option expiration dates are there?

HEI has 5 listed expiration dates, from Oct 16, 2026 to May 21, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.